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The distance between Shaurya?s house and Pratyusha?s house is 18 km. Shaurya?s speed is 3/7th of that Pratyusha. Shaurya takes one hour in…

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The distance between Shaurya?s house and Pratyusha?s house is 18 km. Shaurya?s speed is 3/7th of that Pratyusha. Shaurya takes one hour in going to Pratyusha?s house. What is the speed of Pratyusha ?

A18 kmph
B24 kmph
C30 kmph
D32 kmph

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CCommunity06 Apr 2019

Solution
Shaurya's speed = $\frac{18}{1}$ = 18 kmph
=> Speed of Pratyusha = $18 \times \frac{7}{3}$
= 42 kmph

CCommunity20 Apr 2019

Solution
Shaurya's speed = $\frac{18}{1}$ = 18 kmph
=> Speed of Pratyusha = $18 \times \frac{7}{3}$
= 42 kmph